# Legal Systems Engineer

**Company:** [Square](https://hotfix.jobs/companies/square)
**Location:** San Francisco, CA
**Role:** Fullstack Engineering
**Salary:** $126k – $189k/yr
**Experience:** 7+ years
**Skills:** Python, JavaScript, AI, Claude, harvey, LLMs, docusign clm, brightflag, tonkean, aodocs, Databricks, Snowflake, elm, ediscovery, edrm
**Posted:** 2026-07-23

> Lead the design and evolution of scalable legal systems architecture, integrating automation, data platforms, and AI (Claude, Harvey, LLMs) to optimize legal workflows, eDiscovery, CLM, and operations. Requires 7+ years software/systems engineering experience, strong programming, SaaS/API integration, and legal tech domain knowledge.

## Job Description

## Responsibilities
- Define and evolve the architecture of legal systems, ensuring they are scalable, cohesive, and adaptable over time.
- Identify and drive high-impact opportunities to improve legal workflows through automation, integration, and AI.
- Apply a strategic and creative approach to solving complex legal and operational challenges.
- Lead the design and implementation of solutions leveraging AI (Claude, Harvey, internal LLM platforms).
- Translate legal team experimentation into scalable, reliable, and production-ready solutions, establishing patterns, best practices, and guardrails that allow Legal to safely and effectively leverage AI.
- Build and oversee integrations across DocuSign CLM, Brightflag, Tonkean, and AODocs and other Legal tools.
- Develop APIs, automations, and data pipelines to connect systems and reduce manual effort.
- Leverage Databricks/Snowflake and internal data platforms for analytics and AI workflows.
- Provide technical leadership for eDiscovery and Information Governance workflows.
- Operate as a hands-on technical lead, building and guiding long-term evolution.
- Influence how Legal approaches technology with balance of innovation and risk.
- Adapt to evolving priorities while maintaining long-term system design.

## Requirements
- 7–10+ years in software engineering, systems engineering, or architecture roles.
- Strong programming skills (Python, JavaScript, or similar).
- Experience integrating SaaS platforms and APIs.
- Hands-on AI tools experience (Claude, Codex, Copilot, etc.).
- Ability to operate autonomously in ambiguous environments.
- Deep ELM/eBilling experience (Brightflag preferred).
- Strong eDiscovery experience (EDRM lifecycle).
- Understanding of legal workflows (contracts, billing, discovery).
- Experience with data platforms (e.g., Databricks, Snowflake).

## Similar roles

- [Senior Software Engineer, AI for the Planet](https://hotfix.jobs/jobs/21ad5d00-8265-411c-a71f-297b30f8a5de) - Ai2 - Seattle, WA - $126k – $189k/yr
- [Senior Software Engineer, Fullstack](https://hotfix.jobs/jobs/adc38246-a212-40ea-9ff3-c42004f7c7d9) - Ai2 - Seattle, WA - $126k – $189k/yr
- [Senior Full Stack Ruby on Rails Software Engineer](https://hotfix.jobs/jobs/e2fa4327-b948-4a69-8374-bc2a6d4f6e71) - Vestmark - Wakefield, MA - $125k – $150k/yr
- [Senior Full Stack Engineer](https://hotfix.jobs/jobs/32ae3231-9f60-454b-b3c7-e55fff48b07b) - Solace - Remote - $125k – $200k/yr
- [Sr. Software Engineer, Fullstack](https://hotfix.jobs/jobs/75e57e67-fc9a-4170-80ff-d1437e45388a) - Ambient.ai - Redwood City, CA - $125k – $210k/yr

**Apply:** https://hotfix.jobs/jobs/6cdb474b-22bb-4f51-a5f9-a1f9eb50c517
**Canonical:** https://hotfix.jobs/jobs/6cdb474b-22bb-4f51-a5f9-a1f9eb50c517